Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8879691 | Autonomous metallic supervision with sealing current | Franciscus Maria Ploumen | 2014-11-04 |
| 7991123 | Control circuit for causing cyclic application of sealing current for local loops supporting data network telephony | Franciscus Maria Ploumen, Bakri Aboukarr, Andrew Gordon Tomilson, Michael Edward Smelters, Mary Ann Condie | 2011-08-02 |
| 7154884 | Stackplane architecture | Jason Dove | 2006-12-26 |
| 7050428 | Stackplane architecture | Jason Dove | 2006-05-23 |
| 6721336 | STS-n with enhanced granularity | Rodney Witel, Jason Dove | 2004-04-13 |
| 6621830 | Variable rate subscriber bus | Brian Semple, Jason Dove | 2003-09-16 |